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Finding the Third Proportional to 92,250.75 and 198,658.50

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Solution

The third proportional to 92,250.75 and 198,658.50 is: 427,803.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,250.75 : 198,658.50 = 198,658.50 : x
  2. Step 2: Convert to fraction form
    92,250.75/198,658.50 = 198,658.50/x
  3. Step 3: Cross multiply
    92,250.75x = 198,658.50 × 198,658.50
  4. Step 4: Simplify right side
    92,250.75x = 39,465,199,622.25
  5. Step 5: Solve for x
    x = 39,465,199,622.25/92,250.75
  6. Step 6: Final answer
    x = 427,803.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.